Home / 41,879.89-57,726.81-34,312.87

Finding the Fourth Proportional to 41,879.89, 57,726.81 and 34,312.87

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Solution

The fourth proportional to 41,879.89, 57,726.81 and 34,312.87 is: 47,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,879.89 : 57,726.81 = 34,312.87 : x
  2. Step 2: Convert to fraction form
    41,879.89/57,726.81 = 34,312.87/x
  3. Step 3: Cross multiply
    41,879.89x = 57,726.81 × 34,312.87
  4. Step 4: Simplify right side
    41,879.89x = 1,980,772,527.04
  5. Step 5: Solve for x
    x = 1,980,772,527.04/41,879.89
  6. Step 6: Final answer
    x = 47,296.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.